Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Statistics and Probability Expert

Assume you plan to construct a 95% confidence interval. The numbers of online applications from simple random samples of college applications for 2003 and for the current year are given below. Find (a), the margin of error E, and (b) the 95% confidence interval.


2003 current year
Number of applications in sample 32 26
Number of online applications in sample 11 13

Margin of error must be rounded to 5 decimal places.

Confidence interval rounded to 4 decimal palces

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M91011321

Have any Question?


Related Questions in Statistics and Probability

Assume that 50 percent of the students at the university

Assume that 50 percent of the students at the university have taken 4 years of high school math. Of those with four years of high school math, 80 percent plan to major in science. Of those without 4 years, only 20 percen ...

The speed of cars on a stretch of road is normally

The speed of cars on a stretch of road is normally distributed with an average 42 miles per hour with a standard deviation of 5.9 miles per hour. What is the probability that a randomly selected car is violating the spee ...

The ph acidity of the liquor is critical for regulating dye

The pH (acidity) of the liquor is critical for regulating dye uptake and hence the final color. There are 5 kettles, all of which receive dye liquor from a common source. Past data show that pH varies according to a Norm ...

A professional baseball pitcher takes 1566 seconds to throw

A professional baseball pitcher takes 15.66 seconds to throw each? pitch, on average. Assume the? pitcher's times per pitch follow the normal probability distribution with a standard deviation of 2.6 seconds. Complete pa ...

A normal distribution has a mean equal tonbsp45 what is the

A normal distribution has a mean equal to 45. What is the standard deviation of this normal distribution if 2.5% of the proportion under the curve lies to the right of  x  = 52.84?  (Round your answer to two decimal plac ...

Suppose a sample space has things ab and c twice draw from

Suppose a sample space has things a,b and c. Twice, draw from the sample space and replace. The possible sequences formed are {aa, ab, ac,ba,bb, bc,ca,cb,cc} Now suppose there are Y different things. There are Y ways the ...

A school district is trying to estimate the proportion of

A school district is trying to estimate the proportion of students at the high school who would eat a school breakfast if the cafeteria were opened to students at 6 am. A new employer opened up within the district and th ...

Owning a business what do you see as the biggest challenge

Owning a business, what do you see as the biggest challenge or challenges in developing a useful forecasting?

On a correlation matrix you will usually see two values per

On a correlation matrix, you will usually see two values per comparison. The top value for a correlation measurement will be the Pearson correlation, right under that you will see a p-value. I understand when you have a ...

Why is it important for leadership to know the

Why is it important for leadership to know the debt-to-equity ratio for their organization?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As